Created attachment 896976 [details]
Cinder output and snippet from volume.log

Description of problem:
With 'packstack --allinone' installation of RHEL-OSP-5 (Beta) on RHEL-7, default value for 'iscsi_helper' in cinder.conf is set to 'iscsi_helper = lioadm'.
With this setting, volume can not be deleted and the status of volume changes from 'available' to 'error_deleting'.

Version-Release number of selected component (if applicable):
RHEL-OSP-5 Beta on RHEL-7

Steps to Reproduce:
1. packstack --allinone
2. Create a volume as admin - 'cinder create 1'
3. Delete the just created volume - 'cinder delete <volume_id>'

Actual results:
Status of volume changes from 'available' to 'error_deleting'

Expected results:
Volume should get deleted.